package musictrackrecommendation;

import randomwalk.PreferencesVector;

public interface Dataset {
	public PreferencesVector getRestartVector(int userId);
	public int getUserUserCount();
	public int getUserTrackCount();
	public int getTrackTrackCount();
	public int getUsersCount();
	
	public int[] getUserList();
	public int getUsersMaximalId();
	public int getTracksMaximalId();
}
